Commandino, Federico, Liber de centro gravitatis solidorum, 1565

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    <archimedes>
      <text>
        <body>
          <chap>
            <p>
              <s id="s.000433">
                <pb xlink:href="023/01/048.jpg"/>
              da figura, & altera circumſcribatur ex cylindris, uel cylin­
                <lb/>
              dri portionibus, ſicuti dictum eſt, ita ut exceſſus, quo figu­
                <lb/>
              ra circumſcripta inſcriptam ſuperat, ſit ſolido g minor. </s>
              <lb/>
              <s id="s.000434">Itaque centrum grauitatis cylindri, uel cylindri portionis
                <lb/>
              qr eſt in linea po; cylindri, uel cylindri portionis st cen­
                <lb/>
              trum in linea on; centrum ux in linea nm; yz in mb;
                <foreign lang="grc">νθ</foreign>
                <lb/>
              in lk;
                <foreign lang="grc">λμ</foreign>
              in kh; & denique
                <foreign lang="grc">fπ</foreign>
              centrum in hd. </s>
              <s id="s.000435">ergo figu­
                <lb/>
                <figure id="id.023.01.048.1.jpg" xlink:href="023/01/048/1.jpg" number="37"/>
                <lb/>
              ræ inſcriptæ centrum eſt in linea pd. </s>
              <s id="s.000436">Sit autem
                <foreign lang="grc">ρ</foreign>
              : & iun­
                <lb/>
              cta
                <foreign lang="grc">ρ</foreign>
              e protendatur, ut cum linea, quæ à
                <expan abbr="pũcto">puncto</expan>
              c ducta ſue­
                <lb/>
              rit axi æquidiſtans, conueniat in
                <foreign lang="grc">ς.</foreign>
              erit
                <foreign lang="grc">ς ρ</foreign>
              ad
                <foreign lang="grc">ρ</foreign>
              e, ut cd
                <lb/>
              ad df: & conus, ſeu coni portio ad exceſſum, quo circum­
                <lb/>
              ſcripta figura inſcriptam ſuperat, habebit maiorem pro­
                <lb/>
              portionem, quàm
                <foreign lang="grc">τρ</foreign>
              ad
                <foreign lang="grc">ρ</foreign>
              e. </s>
              <s id="s.000437">ergo ad partem exceſſus, quæ
                <lb/>
              intra ipſius ſuperficiem comprehenditur, multo maiorem
                <lb/>
              proportionem habebit. </s>
              <s id="s.000438">habeat eam, quam
                <foreign lang="grc">τρ</foreign>
              ad
                <foreign lang="grc">ρ</foreign>
              e. </s>
              <s id="s.000439">erit </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>